/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package controller;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import beans.BeanUsuario;
import dao.basedato.DaoUsuario;
import javax.servlet.http.HttpSession;

/**
 *
 * @author vyamunaque
 */
public class validarLogin extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    String nombreUsuario,contrasenaUsuario;
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            nombreUsuario=request.getParameter("usuario");
            contrasenaUsuario=request.getParameter("contrasena");
            BeanUsuario busuario=DaoUsuario.consultarUsuario(nombreUsuario, contrasenaUsuario);
            if(busuario!=null){
                request.setAttribute("bUsuario", busuario);
                HttpSession sessionActual=request.getSession(true);
                sessionActual.setAttribute("apellidoUsuario", busuario.getApellidos());
                sessionActual.setAttribute("nombreUsuario", busuario.getNombre());
                Integer nivel=new Integer(busuario.getNivelAcceso());
                sessionActual.setAttribute("nvlAcceso", nivel);
              /*  request.getRequestDispatcher("menu.jsp").forward(request, response);*/
                request.getRequestDispatcher("mostrarUsuario.jsp").forward(request, response);
            }else{
                request.getRequestDispatcher("error.jsp").forward(request, response);
            }            
        } catch(Exception e){
            request.getRequestDispatcher("error.jsp").forward(request, response);
        }finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
